Abstract: Embodiments include a method of fabricating a three-dimensional (3D) object using a 3D printing system, wherein the 3D printing system controls one or more parameters of the 3D printing system to fabricate the 3D object, the method comprising: sensing a characteristic of a component of the 3D printing system, wherein the characteristic of the component of the 3D printing system changes over time; and based on sensing a change in the characteristic of the component of the 3D printing system, calibrating a first parameter of the one or more parameters used to fabricate the 3D object.

Abstract: Embodiments include an apparatus for fabricating a three-dimensional object from a digital representation of the object stored in a computer readable media, the apparatus comprising: a component having a surface on which the object is to be fabricated, wherein information is embedded within the component; a sensor configured to sense the information embedded within the component; a module configured to, based on the sensor sensing the information embedded within the component, determine one or both of (i) a characteristic of the component and (ii) a configuration parameter of the apparatus; and a print mechanism disposed above the surface of the component, wherein the print mechanism is configured to, based on the determined one or both of (i) the characteristic of the component and (ii) the configuration parameter of the apparatus, fabricate the object on the surface of the component.

Abstract: Apparatuses and methods for locating and retrieving image data from a memory and to subsequently control nozzles of a handheld printer during a printing operation are described herein. The novel methods may include initially determining an index location of an index nozzle of a printer with respect to an image in physical image space, a version of the image being stored in a memory, and the printer having a plurality of nozzles including the index nozzle. Then, based at least in part on the determined index location, the novel methods may include calculating one or more secondary locations with respect to the image in the physical image space of one or more secondary nozzles of the plurality of nozzles. Data stored at corresponding locations of the memory may then be read based at least in part on the index and secondary locations in physical image space, the corresponding locations of the memory being associated with the index and secondary locations in physical image space.

Abstract: Systems, apparatuses, and methods for correcting position in a handheld image translation device are described herein. The handheld image translation device may include a position module to determine a first position of the device and a print module to deposit a printing substance on a medium adjacent to the device based at least in part on the position. The device may also include an image capture module to capture surface images of the section of the medium with printing substance deposited thereon. These surface images may be used by the position module to determine subsequent positions of the device. Other embodiments may be described and claimed.

Abstract: Systems, apparatuses, and methods for an image translation device providing navigational data feedback to a communication device are described herein. The image translation device may operate in a navigational feedback mode to transmit navigational data to the communication device or an active image translation mode to generate position data to facilitate an image translation operation. Other embodiments may be described and claimed.

Abstract: Devices, systems, methods, and other embodiments associated with an optical movement sensor are described. In one embodiment, an optical system includes an image sensor configured to track a position of the optical system with respect to a surface. A light folding device optically folds light received from the surface by at least a first mirror that increases a focal length of the light. The system also includes a lens configured to optically focus the light from the light folding device onto the image sensor.

Abstract: Embodiments of the present invention provide apparatuses and methods for determining usage maps in handheld image deposition devices. The utilization of usage maps in combination with color planes may facilitate the output of varying levels of intensity. Additionally, the storage of processed images and the print data associated with various image locations of the processed image, according to a consistent offset of memory addresses, may expedite retrieval of print information.

Abstract: Systems, apparatuses, and methods for an adaptive filter scheme in handheld positioning device are described herein. The adaptive filter scheme may determine a direction that the positioning device is traveling and adjust one or more parameters of the filter scheme based at least in part on the determined direction. Other embodiments may be described and claimed.

Abstract: A feed forward system includes an input device configured to receive a desired response of the mechanical system and a trainable system configured to generate a feed forward signal that drives the mechanical system based on the desired response. The trainable system is trained based on a plurality of measured responses of the mechanical system.

Abstract: A contone source image is processed to create halftone outputs by identifying intensity thresholds based on the coordinates of the pixels of the source image. The halftone output corresponding to a particular pixel of the contone image in a particular color plane is determined by comparing the intensity of the pixel and any previously accumulated output error to the intensity threshold corresponding to the pixel.

Abstract: Systems, apparatuses, and methods for a handheld image translation device are described herein. The handheld image translation device may include a position module to determine positioning information including both translation and rotation information based at least in part on captured navigational measurements. A print module of the handheld image translation device may cause print forming substances to be deposited based at least in part on the positioning information. Other embodiments may be described and claimed.

Abstract: Some of the embodiments of the present disclosure provide a method for generating each of (i) a first signal and (ii) a second signal based at least in part on a position of a carriage, where the carriage is a component of a printing device, estimating (i) a major cycle duration associated with the first signal and (ii) a first minor cycle duration associated with the second signal, estimating a position of the carriage based at least in part on the estimated major cycle duration and the estimated first minor cycle duration, and generating a plurality of print synchronization pulses based at least in part on the estimated position of the carriage.

Abstract: Embodiments of the present invention provide a method that includes moving a handheld device over a print medium, depositing a tagging substance with the handheld device in a tagging pattern on the print medium, further moving the handheld device over the print medium such that at least one sensor of the handheld device senses at least part of the tagging pattern, and determining at least one of a position and/or a velocity of the handheld device based upon the sensing at least part of the tagging pattern. The tagging pattern is configured to provide absolute position information.

Abstract: Systems, apparatuses, and methods for a scanning device for use with a mobile device are described herein. The scanning device may include an image capture module to capture surface images of a medium to be scanned and a positioning module to determine positioning information based at least in part on navigational images and the captured surface images. A mobile device may include one or more features of the scanning device including the image capture module and the positioning module. Other embodiments may be described and claimed.

Abstract: Embodiments of the present invention provide a handheld device comprising an input/output (I/O) module configured to at least one of print and scan images on a surface adjacent to the handheld device, a position module operatively coupled with the I/O module to determine at least one of a position and a velocity of the handheld device, and a filter coupled to the I/O module to regulate a rate of deposition of a printing substance by the I/O module.

Abstract: A contone source image is processed to create halftone outputs by identifying intensity thresholds based on the coordinates of the pixels of the source image. The halftone output corresponding to a particular pixel of the contone image in a particular color plane is determined by comparing the intensity of the pixel and any previously accumulated output error to the intensity threshold corresponding to the pixel.

Abstract: A hand-held printer that includes an inkjet array having a plurality of inkjets is disclosed. The hand-held printer may include an inkjet cap sized to cooperatively engage the inkjet array, wherein the inkjet cap is movable between and open position and a closed position, and a plurality of wipers carried by the inkjet cap, wherein each of the plurality of wipers is configured to engage one of the plurality of inkjets as the inkjet cap moves from the open position to the closed position; and wherein each of the plurality of wipers includes a gasket configured to form a seal adjacent to one of the plurality of inkjets.

Abstract: Devices, systems, methods, and other embodiments associated with an optical movement sensor are described. In one embodiment, an optical system reflects light from a surface and folds the light. The folded light is focused onto an image sensor within a handheld device. The image sensor generates image data of the focused light to determine motion of the handheld device relative to the surface.

Abstract: Systems, apparatuses, and methods for correcting systematic errors in positional data of electronic devices configured to navigate across a surface. An apparatus configured to correct positional errors may comprise one or more navigation sensors, and a position module configured to control the one or more navigation sensors to capture a plurality of navigational measurements and adjust the navigational measurements by one or more scaling factors to determine a translation path of the apparatus over a medium. The one or more scaling factors may be constructed by capturing a plurality of navigational measurements to determine a detected translation path of an apparatus, comparing an actual translation path of the apparatus to the detected translation path of the apparatus, and generating the one or more scaling factors based at least in part on a difference between the actual translation path and the detected translation path. Other embodiments also are described.

Abstract: Systems, apparatuses, and methods for dynamic image dithering for a printing device are described herein. Embodiments may include an image processing module to process a source image file to provide a dithered image file with print data for each of a plurality of image locations. Printing substance may be deposited and the image processing module may provide the dithered image file with additional print data based at least in part on the deposited printing substance. Other embodiments may be described and claimed.